YouTube is offering musicians around the globe the opportunity to join a symphony orchestra via video through the world's first collaborative online orchestra. This is a chance to perform alongside world-renowned conductor Michael Tilson Thomas, learn from composer Tan Dun and many members of the London Symphony Orchestra, and consult with pianist Lang Lang. All video entries will be combined into the first-ever collaborative virtual performance, and people around the world will select their favorites to perform at New York's Carnegie Hall in April 2009. Here's how to get started:

From today until January 28, 2009, musicians from around the world can submit videos showcasing their personal style as they perform two pieces: "The Internet Symphony", an original Tan Dun composition written specifically for this program, and a second classical piece of their choosing to demonstrate their musical ability. Hear composer Tan Dun talks about his inspiration for his piece:

So, no matter what instrument you play, from bassoon to trombone, timpani to piccolo, head here -- to download the appropriate sheet music and tune into a video tutorial, London Symphony Orchestra masterclasses, and instrument-by-instrument playthrough with the conductor. Once you feel ready to share your performance, upload and submit for your opportunity to join the ranks of the first-ever YouTube Symphony Orchestra!